Perfect and uniform cooking thanks to this silicone sheet of De Buyer. The 2,5 mm holes on all the surface allow a perfect heat transmission, the bottom of the sheet does not get humid, breathes allowing a uniform baking, up and down. Ideal to prepare tarts, cookies, pastries, bread, pizza, bases for cakes, biscuits. Dimensions 40 x 30 cm. Thickness 1,2 mm.